Summary of Contents for HeatLink TWH070P
- Page 1 ® TWH070P, TWH070XP Heat Link Tankless Water Heater Panels Installation, Operation, and Maintenance Manual ™ MECHANICAL ROOM IN A BOX L6TWH000P...
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Page 2: Table Of Contents
® Installation, Operation, and Maintenance Heat Link TWH – Tankless Water Heater Panels www.heatlinkgroup.com Table Of Contents Warnings ........................3 Tools Needed .......................3 Function .........................4 Unpacking ........................4 Panel Components ....................5 Specifi cations .......................6 Dimensions ........................7 Panel Component Specifi cations .................7-9 Valve Adjustments .....................9 Mounting........................10 Piping Hookup ......................11 Fill and Purge ......................12... -
Page 3: Warnings
Disclaimer HeatLink Group Inc. shall not be responsible for errors in its brochures or printed materials. HeatLink Group Inc. reserves the right to alter its products at any time without notice, provided that alterations to products already on order shall not require material changes in specifi cations previously agreed upon HeatLink Group Inc. -
Page 4: Function
® Installation, Operation, and Maintenance Heat Link TWH – Tankless Water Heater Panels www.heatlinkgroup.com Function This panel can provide mixing, distribution, and zoning for a wide variety of hydronic heating applications. The eff ectiveness of the system is dependant on the system being designed and installed correctly. Proper consideration of factors such as BTU loads, outdoor design temperature, indoor design temperature, room set-point temperature(s), diff erential fl uid temperatures, head loss, fl ow rates, and transfer capacities of the heat emitters is critical. -
Page 5: Panel Components
® Installation, Operation, and Maintenance Heat Link TWH – Tankless Water Heater Panels www.heatlinkgroup.com Panel Components TWH070P TWH070XP Part Number Component TWH070 TWH070XP Primary Circulator PUMP1558 PUMP2699BR Secondary Circulator PUMP1558 PUMP1558 Thermostatic Mixing Valve – – Power Box with 6' Power Cord... -
Page 6: Specifi Cations
® Installation, Operation, and Maintenance Heat Link TWH – Tankless Water Heater Panels www.heatlinkgroup.com Specifi cations TWH070P TWH070XP Listing cETLus Conforms to CAN/CSA-C22 No.14, UL508 Dimensions 18.25"H x 16.25"W x 8"D Nominal panel output 70,000 btu/hr 70,000 btu/hr Primary nominal fl ow 4.0 US gpm @ 35°F ΔT... -
Page 7: Dimensions
® Installation, Operation, and Maintenance Heat Link TWH – Tankless Water Heater Panels www.heatlinkgroup.com Dimensions 18.250” 16.250” 7.908” 3.602” 1.563” 1.563” 2.936” 3.570” 7.998” 7.533” Panel Component Specifi cations Power Box This module provides the required power for all electronic components on the panel, via the ON/OFF switch. - Page 8 ® Installation, Operation, and Maintenance Heat Link TWH – Tankless Water Heater Panels www.heatlinkgroup.com Circulators The circulators moves the heated fl uid through the hydronic system when there is a call for heat from the thermostat. Primary pump on the TWH070XP is a UPS26-99BFC. Specifi cations: •...
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Page 9: Valve Adjustments
® Installation, Operation, and Maintenance Heat Link TWH – Tankless Water Heater Panels www.heatlinkgroup.com 3-Way Thermostatic Mixing Valve (TMV) Indicator The TMV controls the temperature of the hydronic system via a on back self regulating thermostat. M A X 7 Setting the TMV The indicator for the valve is located at the base of the knob on the back. -
Page 10: Mounting
® Installation, Operation, and Maintenance Heat Link TWH – Tankless Water Heater Panels www.heatlinkgroup.com Mounting Wall Stud Prior to mounting the panel, ensure the wall is capable of supporting the weight of the panel. Ensure that a 115V receptacle is within reach of the 6-foot cord and plug. -
Page 11: Piping Hookup
® Installation, Operation, and Maintenance Heat Link TWH – Tankless Water Heater Panels www.heatlinkgroup.com Piping Hookup Step 1 Before making any connections, identify the required connections to and from the panel. Adapters are ¾" M BSPP x 1" FNPT, and must use the supplied adapters and rubber washers. -
Page 12: Fill And Purge
® Installation, Operation, and Maintenance Heat Link TWH – Tankless Water Heater Panels www.heatlinkgroup.com Fill And Purge The following steps are recommended in order to fi ll the panel with water and purge entrained air once piping is completed, and before activation of the panel. The discharged system fl uid from the fi ll and purge process is not for consumption or washing. -
Page 13: Panel Wiring
W R C 2-Wire Thermostat 3-Wire Thermostat 4-Wire Thermostat (battery only or non-electric) (HeatLink thermostats) (with dry contact signal) Other Terminals Auxiliary Contacts The auxiliary contact set is dry, meaning no supply of power is present at the terminal. The maximum allowable load is 2A. -
Page 14: Panel Control Sequence
® Installation, Operation, and Maintenance Heat Link TWH – Tankless Water Heater Panels www.heatlinkgroup.com Panel Control Sequence When the power cord from the power module is plugged in, and the Power switch located on the front of the module is placed in the on position the red LED will be lit, indicating that the panel is powered with 110V. The factory setting for the BYPASS switches are to remain in the OFF position. -
Page 15: Dhw Priority Switch Installation
® Installation, Operation, and Maintenance Heat Link TWH – Tankless Water Heater Panels www.heatlinkgroup.com Flow Switch for DHW Priority (FLWSWTCH) Installation (optional, sold separately) Installation Notes: • Makes sure the cable to the fl ow switch isn't under tension. • Clean the pipe system in which the fl ow switch is to be installed and remove any magnetic particles, e.g. -
Page 16: Troubleshooting
® Installation, Operation, and Maintenance Heat Link TWH – Tankless Water Heater Panels www.heatlinkgroup.com Troubleshooting Problem Check / Verify Possible Cause Low Temperature Within Room Misplacement of thermostat location within Make sure thermostat is not being infl uenced room. by an additional heat source, such as lighting or air duct. -
Page 17: Maintenance
• If applicable, verify that each zone valve opens during the call for heat – the actuator should be warm to the touch, the LED will light up (on 5620x models) and the white indicator should rise from the top of the actuator. • Return all thermostats to a desirable setting. You are now ready for another heating season with HeatLink. - Page 35 ® Installation, Operation, and Maintenance Heat Link TWH – Tankless Water Heater Panels www.heatlinkgroup.com...
- Page 36 Street SW, Suite B Byron Center, MI, 49315 Toll Free: 1-800-661-5332 Fax: 1-800-869-6098 www.heatlinkgroup.com HeatLink, the HeatLink logo, and “Mechanical Room in a Box” logo are either registered trademarks or trademarks of HeatLink Group Inc. April 30, 2013 © HeatLink Group Inc.
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